argued that successful industries within a country tend to be grouped into \clusters\ \na. porter\nb…

argued that successful industries within a country tend to be grouped into \clusters\ \na. porter\nb. heckscher\nc. vernon\nd. ricardo\ne. sachs\nclear my choice
Answer
Brief Explanations:
Michael Porter is well - known for his theory of industrial clusters. He posited that successful industries in a country often form clusters due to factors like access to specialized labor, suppliers, and knowledge spillovers.
Answer:
A. Porter